def test_normalize_floats_equivalent_py_pyc(a):
from fldr.fldrf import normalize_floats_py
from fldr.fldrf import normalize_floats_c
integers = normalize_floats_py(a)
mantissas = normalize_floats_c(a)
arrays = [align_mantissa(m) for m in mantissas]
for i, j in zip(integers, arrays):
assert i == bits_to_int(j)
def test_as_integer_ratio_c(x):
from fldr.fldrf import as_integer_ratio_c
a = x.as_integer_ratio()
double = as_integer_ratio_c(x)
assert double.mantissa[double.width - 1] is not 0 or x == 0.0
mantissa = align_mantissa(double)
numerator = bits_to_int(mantissa)
denominator = 2**double.exponent
assert a == (numerator, denominator)
def test_align_mantissa(m):
double, solution = m
assert align_mantissa(double) == solution